Support for reset to permanent MAC, OUI update
    
    - Fix build warning to do bad format string (size_t).
    - Fix command line argument typo: endding -> ending, see Debian bug
      http://bugs.debian.org/621698
    - Add option to reset MAC address to hardware permanent address.
      Patch by Anders Sundman, taken from the Debian macchanger package.
    - Add texinfo BuildRequires to rebuild .info from updated .texi.
    - Minor correction of the man-update patch.
    - Update OUI list from IEEE, now more than 15000 items listed